Hardware Spec Index

Zephyra MB-2278 SE B550 E-ATX Motherboard

Motherboards · Zephyra · SKU MB2278-SE · Released 2020 · Updated 2026-10-23

Key facts

Benchmark index1,527 (Motherboards scale)
Category rank#48,660
Street price$79
Power15 W
Performance per dollar19.33
Released2020

Specifications

BrandZephyra
ModelZephyra MB-2278 SE
SocketAM4
ChipsetB550
Form factorE-ATX
Memory4× DDR4 DIMM, up to 128 GB
Max memory speedDDR4-4800+ (OC)
Primary x16 slotPCIe 4.0 x16
M.2 slots3 total
Rear USB-C1× USB 3.2 Gen 2 10Gbps (Type-C)
Ethernet2.5GbE
WirelessNone
OverclockingCPU + memory
VRM10+1+1 phases, 60 A stages
BIOSUEFI

Related guides

PCIe Lanes ExplainedM.2 SSD Sizes and KeysAMD AM5 Chipsets ComparedIntel 800 Series ChipsetsAMD AM5 SocketIntel LGA1851 Socket

Similar Motherboards

ModelBenchmarkPriceCompare
Zephyra MB-1773 SE H610 ATX Motherboard1,899$79Compare
Halcyra MB-4451 Plus B550 Micro-ATX Wi-Fi 6E Motherboard3,776$239Compare
Kyndral MB-6078 XT B650 ATX Wi-Fi 7 Motherboard3,723$249Compare
Kyndral MB-6037 Ultra X570 ATX Wi-Fi 6E Motherboard4,718$389Compare
Novexa MB-4108 SE B650 Micro-ATX Wi-Fi 6E Motherboard3,128$199Compare
Orbita MB-2925 XT B650 ATX Wi-Fi 6E Motherboard2,985$199Compare

All Motherboards · JSON

Cite this page: Hardware Spec Index, “Zephyra MB-2278 SE B550 E-ATX Motherboard”, https://vextor7.com/item/74895126 (accessed 2026-10-23).